<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>输出ABC</title>
    <script >
        function myFunction(a,b,c){
            document.write("a="+a+","+"b="+b+","+"c="+c+"<br>");
            document.write("a+b*c="+((a+b)*c)+"<br>");
            document.write("a+(b*c)="+(a+b*c)+"<br>");
        }
        myFunction(10,5,3);
    </script>
</head>
<body>

</body>
</html>